FR2490437B1 - Circuit de detection d'un signal periodique pour appareil de reproduction - Google Patents
Circuit de detection d'un signal periodique pour appareil de reproductionInfo
- Publication number
- FR2490437B1 FR2490437B1 FR8117219A FR8117219A FR2490437B1 FR 2490437 B1 FR2490437 B1 FR 2490437B1 FR 8117219 A FR8117219 A FR 8117219A FR 8117219 A FR8117219 A FR 8117219A FR 2490437 B1 FR2490437 B1 FR 2490437B1
- Authority
- FR
- France
- Prior art keywords
- detection circuit
- reproducing apparatus
- signal detection
- periodic signal
- periodic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 238000001514 detection method Methods 0.000 title 1
- 230000000737 periodic effect Effects 0.000 title 1
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
- G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
- G11B27/19—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier
- G11B27/28—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording
- G11B27/30—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording on the same track as the main recording
- G11B27/3027—Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording on the same track as the main recording used signal is digitally coded
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B21/00—Head arrangements not specific to the method of recording or reproducing
- G11B21/02—Driving or moving of heads
- G11B21/08—Track changing or selecting during transducing operation
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B21/00—Head arrangements not specific to the method of recording or reproducing
- G11B21/02—Driving or moving of heads
- G11B21/10—Track finding or aligning by moving the head ; Provisions for maintaining alignment of the head relative to the track during transducing operation, i.e. track following
- G11B21/106—Track finding or aligning by moving the head ; Provisions for maintaining alignment of the head relative to the track during transducing operation, i.e. track following on disks
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B27/00—Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
- G11B27/10—Indexing; Addressing; Timing or synchronising; Measuring tape travel
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B2220/00—Record carriers by type
- G11B2220/20—Disc-shaped record carriers
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP55126888A JPS5753880A (en) | 1980-09-12 | 1980-09-12 | Detector of periodic signal |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2490437A1 FR2490437A1 (fr) | 1982-03-19 |
FR2490437B1 true FR2490437B1 (fr) | 1986-07-11 |
Family
ID=14946329
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR8117219A Expired FR2490437B1 (fr) | 1980-09-12 | 1981-09-11 | Circuit de detection d'un signal periodique pour appareil de reproduction |
Country Status (5)
Country | Link |
---|---|
US (2) | US4472795A (fr) |
JP (1) | JPS5753880A (fr) |
DE (1) | DE3136423C2 (fr) |
FR (1) | FR2490437B1 (fr) |
GB (1) | GB2087673B (fr) |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5753880A (en) * | 1980-09-12 | 1982-03-31 | Victor Co Of Japan Ltd | Detector of periodic signal |
NL8303046A (nl) * | 1983-09-01 | 1985-04-01 | Philips Nv | Inrichting voor het uitlezen van een schijfvormige registratiedrager. |
US4815063A (en) * | 1985-09-13 | 1989-03-21 | Yamaha Corporation | Disc motor control circuit for controlling the rotation of a disc in a disc playing device |
EP0220007B1 (fr) * | 1985-10-07 | 1993-12-22 | Yamaha Corporation | Circuit de synchronisation pour un dispositif de reproduction à vidéodisque |
DE3540572A1 (de) * | 1985-11-15 | 1987-05-21 | Kabelmetal Electro Gmbh | Verfahren zur synchronisation eines empfaengers bei der digitalen datenuebertragung |
GB2187366B (en) * | 1986-02-27 | 1989-11-08 | Sony Corp | Synchronizing signal decoding |
GB2191068A (en) * | 1986-05-28 | 1987-12-02 | Marconi Instruments Ltd | Electrical apparatus for extracting clock signals |
JPS6390089A (ja) * | 1986-10-02 | 1988-04-20 | Victor Co Of Japan Ltd | デジタル信号再生装置 |
EP0475365B1 (fr) * | 1990-09-14 | 1997-04-09 | Canon Kabushiki Kaisha | Méthode d'asservissement pour appareil de mémorisation |
US5444685A (en) * | 1991-12-16 | 1995-08-22 | Advanced Micro Devices, Inc. | Sector mark pattern detection for optical data disk controller |
US5416760A (en) * | 1991-12-16 | 1995-05-16 | Advanced Micro Devices, Inc. | Recovery of data from optical data disk sectors having missing or defective synchronization information |
KR100240470B1 (ko) * | 1993-04-22 | 2000-01-15 | 에모또 간지 | 주석도금액의회수재생방법 |
US5502699A (en) * | 1993-05-14 | 1996-03-26 | Sony Corporation | Disc reproduction apparatus |
US6101055A (en) * | 1994-12-01 | 2000-08-08 | International Business Machines Corporation | Trigger pattern detection method and apparatus |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3891794A (en) * | 1966-09-01 | 1975-06-24 | Battelle Development Corp | Method and apparatus for synchronizing photographic records of digital information |
GB1585546A (en) * | 1976-04-08 | 1981-03-04 | Victor Company Of Japan | Information signal recording system |
US4315283A (en) * | 1976-04-08 | 1982-02-09 | Victor Company Of Japan, Ltd. | High density recording system using side-by-side information and servo tracks |
JPS5930333B2 (ja) * | 1976-09-03 | 1984-07-26 | ソニー株式会社 | 周波数制御回路 |
JPS5925300B2 (ja) * | 1977-12-28 | 1984-06-16 | 日本ビクター株式会社 | 情報信号再生装置のフイ−ド自動追従装置 |
JPS5498517A (en) * | 1978-01-20 | 1979-08-03 | Victor Co Of Japan Ltd | Reproducer for information signal |
US4202019A (en) * | 1978-02-24 | 1980-05-06 | Sperry Rand Corporation | Timing circuit and method for a track following servo in a data storage system |
JPS54114691A (en) * | 1978-02-27 | 1979-09-06 | Sony Corp | Servo circuit |
JPS5511618A (en) * | 1978-07-10 | 1980-01-26 | Victor Co Of Japan Ltd | Reproduced signal process system for rotary magnetic medium recorder/reproducer |
JPS55107388A (en) * | 1979-02-13 | 1980-08-18 | Olympus Optical Co Ltd | Synchronizing signal separation system |
DE3017280C2 (de) * | 1979-05-09 | 1986-02-20 | Victor Company Of Japan, Ltd., Yokohama, Kanagawa | Wiedergabevorrichtung in einem Gerät zur Wiedergabe von Signalen von einem rotierenden Aufzeichnungsträger |
JPS6051308B2 (ja) * | 1980-03-19 | 1985-11-13 | 日本ビクター株式会社 | 円盤状情報記録媒体再生方法 |
JPS5750021A (en) * | 1980-09-09 | 1982-03-24 | Victor Co Of Japan Ltd | Periodic signal detector |
JPS5753880A (en) * | 1980-09-12 | 1982-03-31 | Victor Co Of Japan Ltd | Detector of periodic signal |
-
1980
- 1980-09-12 JP JP55126888A patent/JPS5753880A/ja active Pending
-
1981
- 1981-09-11 US US06/301,306 patent/US4472795A/en not_active Expired - Fee Related
- 1981-09-11 FR FR8117219A patent/FR2490437B1/fr not_active Expired
- 1981-09-14 GB GB8127671A patent/GB2087673B/en not_active Expired
- 1981-09-14 DE DE3136423A patent/DE3136423C2/de not_active Expired
-
1984
- 1984-05-16 US US06/610,759 patent/US4603411A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
FR2490437A1 (fr) | 1982-03-19 |
DE3136423C2 (de) | 1986-03-27 |
GB2087673B (en) | 1985-04-17 |
DE3136423A1 (de) | 1982-05-19 |
US4603411A (en) | 1986-07-29 |
US4472795A (en) | 1984-09-18 |
GB2087673A (en) | 1982-05-26 |
JPS5753880A (en) | 1982-03-31 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |